package com.dengdingqi.dd.service;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.dengdingqi.dd.mapper.EbNewsMapper;
import com.dengdingqi.dd.mapper.EbProductMapper;
import com.dengdingqi.dd.model.EbNews;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.util.HashMap;
import java.util.Map;

@Service

public class IndexService {//业务员
    @Resource
    private EbProductMapper ebProductMapper;
    @Resource
    private EbNewsMapper newMapper;
    //查询首页的所有数据
    public Map<String, Page> index(int page,int pageSize ) {
        System.out.println("进入IndexServiced Index方法======");
        Map<String, Page> result = new HashMap<>();
        //调用mapper查询商品分页数据 page=1 pageSize=8
        Page page1 = new Page(page, pageSize);
        Page productPage=ebProductMapper.selectPage(page1,null);
        System.out.println("查询商品数据为："+productPage);
        //调用mapper查询新闻分页数据
        page1= new Page(1,8);
        Page newsPage =newMapper.selectPage(page1,new QueryWrapper<EbNews>()
                .orderByDesc("en_create_time"));

        //调用mapper查询商品分类分页数据
        result.put("productPage",productPage);
        result.put("newsPage",newsPage);
        return result;
    }
}